The Westin St. Francis San Francisco on Union has 1, 195 rooms including 41 suites decorated in an elegant, modern and comfortable. All rooms are equipped with air conditioning, LCD cable TV, access to Internet / Wi-Fi (extra charge), iron and ironing board, mini bar, safe, telephone, desk and full bathroom with hairdryer. It has rooms for handicapped and rooms for non-smokers.

This hotel features 3 restaurants of different culinary specialties, 2 bars, a spa center and Wellness, children's club and room for meetings and events with capacity to accommodate up to 1,500 people.